Home / 51,769.53-71,441.60-29,413.53

Finding the Fourth Proportional to 51,769.53, 71,441.60 and 29,413.53

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Solution

The fourth proportional to 51,769.53, 71,441.60 and 29,413.53 is: 40,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,769.53 : 71,441.60 = 29,413.53 : x
  2. Step 2: Convert to fraction form
    51,769.53/71,441.60 = 29,413.53/x
  3. Step 3: Cross multiply
    51,769.53x = 71,441.60 × 29,413.53
  4. Step 4: Simplify right side
    51,769.53x = 2,101,349,497.78
  5. Step 5: Solve for x
    x = 2,101,349,497.78/51,769.53
  6. Step 6: Final answer
    x = 40,590.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.